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Kazuhiro Otsuka
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Wakayama, JP
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last 30 patents
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Patent Grant
Composite powder
Patent number
6,537,962
Issue date
Mar 25, 2003
Kao Corporation
Kazuo Oki
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method for producing crystalline inorganic builders
Patent number
6,143,266
Issue date
Nov 7, 2000
Kao Corporation
Mikio Sakaguchi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing crystalline, inorganic ion exchange material
Patent number
6,027,560
Issue date
Feb 22, 2000
Kao Corporation
Mikio Sakaguchi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing crystalline, inorganic ion exchange material
Patent number
5,939,040
Issue date
Aug 17, 1999
Kao Corporation
Mikio Sakaguchi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of carbon-filled ceramic composite material
Patent number
5,656,213
Issue date
Aug 12, 1997
Kao Corporation
Mikio Sakaguchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES